<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<script>
    const arr0 = new Array();
    const arr1 = [];
    const obj0 = new Object();
    const obj1 = {};

    const obj2 = {
        name: "zhangsan",
        age: 23
    }

    const name = "zhangsan",age = 23;
    const obj3 = {
        name: name,
        age: age
    }
    const obj4 = {
        name,age
    }

    const obj5 = {
        name: "zhangsan",
        eat: function () {
            console.log("吃饭中。。。")
        },
        run(){
            console.log("跑步在。。。")
        }

    }

    obj5.eat();
    obj5.run();
    
    function f() {

    }


</script>

</body>
</html>